Home / 1,750.18-2,625.26-517.50

Finding the Fourth Proportional to 1,750.18, 2,625.26 and 517.50

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Solution

The fourth proportional to 1,750.18, 2,625.26 and 517.50 is: 776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.18 : 2,625.26 = 517.50 : x
  2. Step 2: Convert to fraction form
    1,750.18/2,625.26 = 517.50/x
  3. Step 3: Cross multiply
    1,750.18x = 2,625.26 × 517.50
  4. Step 4: Simplify right side
    1,750.18x = 1,358,572.05
  5. Step 5: Solve for x
    x = 1,358,572.05/1,750.18
  6. Step 6: Final answer
    x = 776.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.